In case you were wondering, U.S. Rep. Eliot Engel, who represents southern Westchester and the Bronx, is a decade behind Lowey -- at age 71. But as the two senior members of the House, they'll be considered "co-deans," when the next congressional session begins in January.

Congresswoman-elect Alexandria Ocasio-Cortez, meanwhile, will become the youngest-ever woman in Congress when she takes her oath of office in January.

Ocasio-Cortez, a 29-year-old graduate of Yorktown High School, will represent the Bronx and Queens